#include

#include

#include

#include

#include

using namespace std;

$//$ Tour Package class

class TourPackage $\{$

public:

string name;

string location;

double price;

map reservations; $//$ date $->$ number of seats reserved

TourPackage$($string name, string location, double price$)$

: name$($name$),$ location$($location$),$ price$($price$)\{\}$

void addReservation$($string date, int seats$)\{$

if $($reservations$.$find$($date$)!=$ reservations.end$())\{$

reservations$[$date$]+=$ seats;

$\}$ else $\{$

reservations$[$date$]=$ seats;

$\}$

$\}$

void deleteReservation$($string date, int seats$)\{$

if $($reservations$.$find$($date$)!=$ reservations.end$())\{$

if $($reservations$[$date$]>=$ seats$)\{$

reservations$[$date$]-=$ seats;

if $($reservations$[$date$]==0)\{$

reservations.erase$($date$)$;

$\}$

$\}$ else $\{$

throw runtime$\_$error$("$Not enough seats reserved for deletion"$)$;

$\}$

$\}$ else $\{$

throw runtime$\_$error$("$No reservation found for deletion"$)$;

$\}$

$\}$

bool isSeatsAvailable$($string startDate, string endDate, int seats$)\{$

for $($auto it $=$ reservations.begin$()$; it $!=$ reservations.end$()$; $++$it$)\{$

if $($it$->$first $>=$ startDate && it$->$first $<=$ endDate$)\{$

if $($it$->$second $>=$ seats$)\{$

return false;

$\}$

$\}$

$\}$

return true;

$\}$

$\}$;

$//$ Tourism Company class

class TourismCompany $\{$

public:

vector tourPackages;

void addTourPackage$($string name, string location, double price$)\{$

tourPackages.push$\_$back$($TourPackage$($name$,$ location, price$))$;

$\}$

void viewTourPackages$()\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

cout $<<$ "Name: $"<<$ it$->$name $<<",$ Location: $"<<$ it$->$location $<<",$ Price: $"<<$ it$->$price $<<$ endl;

$\}$

$\}$

void updateTourPackage$($string name, string location, double price$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ name$)\{$

it$->$location $=$ location;

it$->$price $=$ price;

return;

$\}$

$\}$

throw runtime$\_$error$("$Tour package not found for update"$)$;

$\}$

void deleteTourPackage$($string name$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ name$)\{$

tourPackages.erase$($it$)$;

return;

$\}$

$\}$

throw runtime$\_$error$("$Tour package not found for deletion"$)$;

$\}$

void addReservation$($string packageName, string date, int seats$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ packageName$)\{$

it$->$addReservation$($date$,$ seats$)$;

return;

$\}$

$\}$

throw runtime$\_$error$("$Tour package not found for reservation"$)$;

$\}$

void viewReservations$($string packageName$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ packageName$)\{$

for $($auto it$2=$ it$->$reservations.begin$()$; it$2!=$ it$->$reservations.end$()$; $++$it$2)\{$

cout $<<$ "Date: $"<<$ it$2->$first $<<",$ Seats: $"<<$ it$2->$second $<<$ endl;

$\}$

return;

$\}$

$\}$

throw runtime$\_$error$("$Tour package not found for viewing reservations"$)$;

$\}$

void deleteReservation$($string packageName, string date, int seats$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ packageName$)\{$

it$->$deleteReservation$($date$,$ seats$)$;

return;

$\}$

$\}$

throw runtime$\_$error$("$Tour package not found for reservation deletion"$)$;

$\}$

bool isSeatsAvailable$($string packageName, string startDate, string endDate, int seats$)\{$

for $($auto it $=$ tourPackages.begin$()$; it $!=$ tourPackages.end$()$; $++$it$)\{$

if $($it$->$name $==$ packageName$)\{$

return it$->$isSeatsAvailable$($startDate$,$ endDate, seats$)$;

$\}$

$\}$

throw runtime$\_$error$("$Tour package $\text{'}"+$ packageName $+"\text{'}$ not found for reservation"$)$;

$\}$

$\}$;

int main$()\{$

TourismCompany company;

while $($true$)\{$

cout $<<"1.$ Add Tour Package" $<<$ endl;

cout $<<"2.$ View Tour Packages" $<<$ endl;

cout $<<"3.$ Update Tour Package" $<<$ endl;

cout $<<"4.$ Delete Tour Package" $<<$ endl;

cout $<<"5.$ Add Reservation" $<<$ endl;

cout $<<"6.$ View Reservations" $<<$ endl;

cout $<<"7.$ Delete Reservation" $<<$ endl;

cout $<<"8.$ Check Seat Availability" $<<$ endl; show me the erros